QID 730362

Date Published: 2022-02-21

QID 730362: Neo4j Database Server Affected by Apache Log4j Security Vulnerability

Neo4j is a graph database management system developed by Neo4j, Inc

Affected Versions:
Neo4j 4.2 versions prior to version 4.2.14
Neo4j 4.3 versions prior to version 4.3.10
Neo4j 4.4 versions prior to version 4.4.3

QID Detection Logic (Unauthenticated):
This QID checks vulnerable version of Neo4j Database server by extracting the version info from /browser/manifest.json endpoint.

Successful exploitation of the vulnerability may allow remote code execution and complete system compromise.

CVSS V3 rated as Critical - 10 severity.

CVSS V2 rated as Critical - 9.3 severity.

Solution

Vendor has released patch, for more information please refer to Neo4j Security Advisory

Workaround:
For environments where an upgrade might not be possible in the short term, the following steps should be taken:
Configuration change 1: Disable lookups through system properties which will help mitigate the issue to a great extent.
In Neo4j Database Server the configuration below can be set via conf/neo4j.conf settings:
dbms.jvm.additional=-Dlog4j2.formatMsgNoLookups=true
Configuration change 2: After completing the first step, the following configuration changes are recommended in order to further reduce the exploitation paths of this vulnerability:
For Neo4j version 4.2:
unsupported.dbms.logs.format=JSON_FORMAT
dbms.logs.http.enabled=false
For Neo4j versions 4.3 and 4.4:
dbms.logs.default_format=JSON
dbms.logs.http.enabled=false

Vendor References

Neo4j Security Advisory - neo4j.com/security/log4j/

CVEs related to QID 730362

CVE-2021-44228 | CVE-2021-45046 | CVE-2021-45105 | CVE-2021-44832 |

Software Advisories

Advisory ID	Software	Component	Link
Neo4j Security Advisory			neo4j.com/security/log4j/

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Array ( [qid] => 730362 [title] => Neo4j Database Server Affected by Apache Log4j Security Vulnerability [severity] => 5 [description] => Neo4j is a graph database management system developed by Neo4j, Inc

Affected Versions:
Neo4j 4.2 versions prior to version 4.2.14
Neo4j 4.3 versions prior to version 4.3.10
Neo4j 4.4 versions prior to version 4.4.3

QID Detection Logic (Unauthenticated):
This QID checks vulnerable version of Neo4j Database server by extracting the version info from /browser/manifest.json endpoint.

[solution] =>

Vendor has released patch, for more information please refer to Neo4j Security Advisory

[consequence] => Successful exploitation of the vulnerability may allow remote code execution and complete system compromise.

[published] => Yes [date_insert] => 2022-02-18 [date_published] => 2022-02-21 [cve] => Array ( [0] => CVE-2021-44228 [1] => CVE-2021-45046 [2] => CVE-2021-45105 [3] => CVE-2021-44832 ) [vendor_refs] => Array ( [0] => Array ( [vendor_ref] => Neo4j Security Advisory [vendor_ref_url] => https://neo4j.com/security/log4j/ ) ) [cvss_v2] => Array ( [basescore] => 9.3 [temporalscore] => 7.3 ) [cvss_v3] => Array ( [basescore] => 10 [temporalscore] => 9 ) [patches] => Array ( [0] => Array ( [link] => https://neo4j.com/security/log4j/ [advisory_id] => Neo4j Security Advisory [os_sw] => [component] => ) ) )